ꦫꦣꦺꦤ꧀ꦄꦤ꧀ꦠꦱꦺꦤ

PATH: opt / cloudlinux / venv / lib / python3.11 / site-packages / astroid / brain

# Licensed under the LGPL: https://www.gnu.org/licenses/old-licenses/lgpl-2.1.en.html
# For details: https://github.com/PyCQA/astroid/blob/main/LICENSE
# Copyright (c) https://github.com/PyCQA/astroid/blob/main/CONTRIBUTORS.txt

"""Astroid hooks for the PyQT library."""

from astroid import nodes, parse
from astroid.brain.helpers import register_module_extender
from astroid.builder import AstroidBuilder
from astroid.manager import AstroidManager

def _looks_like_signal(
    node: nodes.FunctionDef, signal_name: str = "pyqtSignal"
) -> bool:
    """Detect a Signal node."""
    klasses = node.instance_attrs.get("__class__", [])
    # On PySide2 or PySide6 (since  Qt 5.15.2) the Signal class changed locations
    if node.qname().partition(".")[0] in {"PySide2", "PySide6"}:
        return any(cls.qname() == "Signal" for cls in klasses)  # pragma: no cover
    if klasses:
        try:
            return klasses[0].name == signal_name
        except AttributeError:  # pragma: no cover
            # return False if the cls does not have a name attribute
            pass
    return False

def transform_pyqt_signal(node: nodes.FunctionDef) -> None:
    module = parse(
        """
    _UNSET = object()

class pyqtSignal(object):
        def connect(self, slot, type=None, no_receiver_check=False):
            pass
        def disconnect(self, slot=_UNSET):
            pass
        def emit(self, *args):
            pass
    """
    )
    signal_cls: nodes.ClassDef = module["pyqtSignal"]
    node.instance_attrs["emit"] = [signal_cls["emit"]]
    node.instance_attrs["disconnect"] = [signal_cls["disconnect"]]
    node.instance_attrs["connect"] = [signal_cls["connect"]]

def transform_pyside_signal(node: nodes.FunctionDef) -> None:
    module = parse(
        """
    class NotPySideSignal(object):
        def connect(self, receiver, type=None):
            pass
        def disconnect(self, receiver):
            pass
        def emit(self, *args):
            pass
    """
    )
    signal_cls: nodes.ClassDef = module["NotPySideSignal"]
    node.instance_attrs["connect"] = [signal_cls["connect"]]
    node.instance_attrs["disconnect"] = [signal_cls["disconnect"]]
    node.instance_attrs["emit"] = [signal_cls["emit"]]

def pyqt4_qtcore_transform():
    return AstroidBuilder(AstroidManager()).string_build(
        """

def SIGNAL(signal_name): pass

class QObject(object):
    def emit(self, signal): pass
"""
    )

register_module_extender(AstroidManager(), "PyQt4.QtCore", pyqt4_qtcore_transform)
AstroidManager().register_transform(
    nodes.FunctionDef, transform_pyqt_signal, _looks_like_signal
)
AstroidManager().register_transform(
    nodes.ClassDef,
    transform_pyside_signal,
    lambda node: node.qname() in {"PySide.QtCore.Signal", "PySide2.QtCore.Signal"},
)

[-] brain_regex.py [open]
[-] brain_typing.py [open]
[-] brain_unittest.py [open]
[-] brain_type.py [open]
[+] ..
[-] brain_collections.py [open]
[+] __pycache__
[-] brain_hypothesis.py [open]
[-] brain_dateutil.py [open]
[-] brain_io.py [open]
[-] brain_random.py [open]
[-] brain_crypt.py [open]
[-] brain_numpy_core_fromnumeric.py [open]
[-] brain_subprocess.py [open]
[-] brain_numpy_core_numerictypes.py [open]
[-] brain_six.py [open]
[-] brain_numpy_utils.py [open]
[-] brain_qt.py [open]
[-] brain_hashlib.py [open]
[-] brain_curses.py [open]
[-] brain_numpy_core_umath.py [open]
[-] brain_scipy_signal.py [open]
[-] brain_numpy_ndarray.py [open]
[-] brain_mechanize.py [open]
[-] brain_numpy_core_multiarray.py [open]
[-] brain_numpy_core_numeric.py [open]
[-] brain_signal.py [open]
[-] brain_dataclasses.py [open]
[-] brain_namedtuple_enum.py [open]
[-] brain_argparse.py [open]
[-] brain_ctypes.py [open]
[-] helpers.py [open]
[-] brain_pytest.py [open]
[-] brain_numpy_ma.py [open]
[-] brain_functools.py [open]
[-] brain_nose.py [open]
[-] brain_attrs.py [open]
[-] brain_pkg_resources.py [open]
[-] brain_numpy_random_mtrand.py [open]
[-] brain_ssl.py [open]
[-] brain_re.py [open]
[-] brain_builtin_inference.py [open]
[-] brain_numpy_core_function_base.py [open]
[-] __init__.py [open]
[-] brain_uuid.py [open]
[-] brain_sqlalchemy.py [open]
[-] brain_threading.py [open]
[-] brain_pathlib.py [open]
[-] brain_fstrings.py [open]
[-] brain_responses.py [open]
[-] brain_multiprocessing.py [open]
[-] brain_numpy_core_einsumfunc.py [open]
[-] brain_boto3.py [open]
[-] brain_http.py [open]
[-] brain_gi.py [open]